1001110501613 has 2 divisors, whose sum is σ = 1001110501614. Its totient is φ = 1001110501612.

The previous prime is 1001110501549. The next prime is 1001110501631. The reversal of 1001110501613 is 3161050111001.

Together with next prime (1001110501631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 876389928649 + 124720572964 = 936157^2 + 353158^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001110501613 - 2⁶ = 1001110501549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001110501693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500555250806 + 500555250807.

It is an arithmetic number, because the mean of its divisors is an integer number (500555250807).

Almost surely, 2^{1001110501613} is an apocalyptic number.

It is an amenable number.

1001110501613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001110501613 is an equidigital number, since it uses as much as digits as its factorization.

1001110501613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 20.

Adding to 1001110501613 its reverse (3161050111001), we get a palindrome (4162160612614).

The spelling of 1001110501613 in words is "one trillion, one billion, one hundred ten million, five hundred one thousand, six hundred thirteen".